查询词典 hydropower

The process of frequency fluctuation in the hydropower station with surge tank is impacted both by high-frequency water pressure wave and low-frequency water level fluctuation in surge tank.

在负荷变化和扰动过程中，设调压室水电站机组频率受到压力管道内水击压力波和调压室内水位波动的共同作用。

There are lots of testacean aquatics attached to the underwater concrete surfaces of the spiral casing and draft tube in Shaxikou hydropower station.

沙溪口水电站水下蜗壳及尾水管混凝土表面附着较多的贝壳类水生物，水下混凝土侵蚀严重，影响水工建筑物的安全运行。

In recent years, companies in the country with the rapid rise of industry, products widely used in thermal power, hydropower, transmission and distribution, metallurgy, chemical industry, mining, construction, urban and rural power grids, as well as supporting other projects.

近年 来公司在全国同行业中迅速崛起，产品广泛应用于火电、水电、输配电、冶金、化工、矿山、建筑、城乡电网改造以及其他项目配套。

Counterparts in the country in recent years the rapid rise in the product is widely used in thermal power, hydropower, transmission and distribution, metallurgy, chemical industry, mining, construction, urban and rural power grids, as well as supporting other projects.

近年来公司在全国同行中迅速崛起，产品广泛应用于火电、水电、输配电、冶金、化工、矿山、建筑、城乡电网改造以及其他项目配套。

This paper makes a systematical theoretical analysis and numerical simulation about heat transfer in underground tunnel of hydropower station.

本文对水电站厂房采用坝体廊道送风的方式进行了系统的理论分析与数值模拟计算，并与实验数据进行了验证分析。

The normal water level of a reservoir is a key parameter for hydropower station operation. A multi-objective decision-making model is developed by grey correlation analysis, which can effectively treat unquantifiable grey evaluating indicators.

水库正常蓄水位是水电站的主要参数之一，用灰色关联分析建立起多目标决策模型，有效处理了不可量化的灰色评价指标，对三峡水库正常蓄水位方案进行了选择。

The results show that electromagnetic vibration of hydropower generator rotors exhibits nonlinear characteristics, including the jumping phenomenon of amplitude-frequency curve and the obvious soft characteristics.

结果表明，动态偏心条件下水轮发电机转子的电磁振动呈现非线性特征，幅频曲线在一定条件下将出现跳跃现象，系统呈现明显的软特性。

As a result, China is rich in water-power resources, leading the world in hydropower potential, with reserves of 680 million kw.

因此，我国有丰富的水资源，电力资源，领导世界的水电潜力，储量六万八点零零零万千瓦

The advantages and research advancement of the combining system with wind power and pump storage hydropower are introduced.

针对一小型模拟电网，拟定了一种风电-抽水蓄能系统的联合运行方案，并在最大化利用风电的目标下，建立了该方案的经济运行计算分析模型。

Development of system this to utilize water resource, raise economic benefits of hydropower station, realize hydroelectric generating set and even whole economical operation of electric wire netting fully, have positive function.

本系统的开发对充分利用水资源、提高水电厂的经济效益、实现水轮发电机组乃至整个电网的经济运行，有着积极的作用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。